Owner's Manual

4. INSTALLATION
RH-9820
19
<Main P.C. board>
Securely lock the cord
clamps.
* <If using the 2-pedal foot switch>
Be sure to make the ground connection. (Refer to “4-14-2. Connecting the ground wire”.)
Connectors
At main P.C. board
Insertion location
Cord clamp
X pulse motor encoder 5-pin white P20 (X-ENC) (5)
Y pulse motor encoder 5-pin blue P4 (Y-ENC) (5)
θ-feed motor encoder 5-pin black
P5 (P-ENC) (5)
Treadle, 2-pedal foot switch, hand start switch
10-pin
P6 (FOOT) (5)
Operation panel 8-pin P1 (PANEL) (5)
Hammer position sensor P3 (CUTTER) (6)
Machine head safety switch 3-pin P9 (HEAD-SW) (6)
(Y home position, cooling fan) sensor 12-pin P8 (SENSOR1) (6)
STOP switch 6-pin P13 (HEAD) (6)
(Zigzag check, low thread trimming OFF) sensor
6-pin
P10 (SENSOR2) (6)
Valve harness 12-pin P12 (AIR1) (7), (8)
Hammer valve harness 10-pin P25 (AIR2) (7), (8)
(Continued on next page)
0366B